CVE-2000-0503
The IFRAME of the WebBrowser control in Internet Explorer 5.01 allows a remote attacker to violate the cross frame security policy via the NavigateComplete2 event.
Date published : 2000-07-12
http://www.securityfocus.com/bid/1311
http://archives.neohapsis.com/archives/win2ksecadvice/2000-q2/0154.html